Secrets For Passing Oracle 1z0-071 Exam: Latest Exam Questions 2018

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1z0-071 exam questions, 1z0-071 PDF dumps; 1z0-071 exam dumps:: https://www.dumpsschool.com/1z0-071-exam-dumps.html (83 Q&A) (New Questions Are 100% Available! Also Free Practice Test Software!)

Latest and Most Accurate Oracle 1z0-071 Dumps Exam Questions and Answers:

Version: 7.0
Question: 21

Which statement is true about transactions?

A. A set of Data Manipulation Language (DML) statements executed in a sequence ending with a SAVEPOINT forms a single transaction.
B. Each Data Definition Language (DDL) statement executed forms a single transaction.
C. A set of DDL statements executed in a sequence ending with a COMMIT forms a single transaction.
D. A combination of DDL and DML statements executed in a sequence ending with a COMMIT forms a single transaction.

Answer: D

Question: 22

View the Exhibit and examine the data in ORDERS and ORDER_ITEMS tables.
You need to create a view that displays the ORDER ID, ORDER_DATE, and the total number of items in each order.

Which CREATE VIEW statement would create the view successfully?

A. CREATE OR REPLACE VIEW ord_vu (order_id,order_date)
AS SELECT o.order_id, o.order_date, COUNT(i.line_item_id)
“NO OF ITEMS”
FROM orders o JOIN order_items i
ON (o.order_id = i.order_id)
GROUP BY o.order_id,o.order_date;
B. CREATE OR REPLACE VIEW ord_vu
AS SELECT o.order_id, o.order_date, COUNT(i.line_item_id)
“NO OF ITEMS”
FROM orders o JOIN order_items i
ON (o.order_id = i.order_id)
GROUP BY o.order_id,o.order_date;
C. CREATE OR REPLACE VIEW ord_vu
AS SELECT o.order_id, o.order_date, COUNT(i.line_item_id)
FROM orders o JOIN order_items i ON (o.order_id = i.order_id)
GROUP BY o.order_id,o.order_date;
D. CREATE OR REPLACE VIEW ord_vu
AS SELECT o.order_id, o.order_date, COUNT(i.line_item_id)ll’ NO OF ITEMS’
FROM orders o JOIN order_items i
ON (o.order_id = i.order_id)
GROUP BY o.order_id,o.order_date
WITH CHECK OPTION;

Answer: B

Question: 23

Which statement is true regarding external tables?

A. The default REJECT LIMIT for external tables is UNLIMITED.
B. The data and metadata for an external table are stored outside the database.
C. ORACLE_LOADER and ORACLE_DATAPUMP have exactly the same functionality when used with an external table.
D. The CREATE TABLE AS SELECT statement can be used to unload data into regular table in the database from an external table.

Answer: D

Question: 24

Which two statements are true about Data Manipulation Language (DML) statements?

A. AH INSERT INTO. . .VALUES. . statement can add multiple rows per execution to a table.
B. An UPDATE…SET… statement can modify multiple rows based on multiple conditions on a table.
C. A DELETE FROM ….. statement can remove rows based on only a single condition on a table.
D. An INSERT INTO…VALUES….. statement can add a single row based on multiple conditions on a table.
E. A DELETE FROM….. statement can remove multiple rows based on multiple conditions on a table.
F. An UPDATE…SET…. statement can modify multiple rows based on only a single condition on a table.

Answer: AC

Question: 25

Which two statements are true regarding roles? (Choose two.)

A. A role can be granted to itself.
B. A role can be granted to PUBLIC.
C. A user can be granted only one role at any point of time.
D. The REVOKE command can be used to remove privileges but not roles from other users.
E. Roles are named groups of related privileges that can be granted to users or other roles.

Answer: B,E

Question: 26

Which two statements are true regarding constraints? (Choose two.)

A. A foreign key cannot contain NULL values.
B. A column with the UNIQUE constraint can contain NULL.
C. A constraint is enforced only for the INSERT operation on a table.
D. A constraint can be disabled even if the constraint column contains data.
E. All the constraints can be defined at the column level as well as the table level

Answer: B,D

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